
Predatory marriage occurs when someone marries a vulnerable elderly person, often with cognitive decline, to gain financial control. In Alberta, marriage requires only basic understanding of its nature, creating vulnerability for those with impairments. While marriage no longer automatically revokes wills in Alberta, spouses can still claim through family property laws. Warning signs include caregivers showing sudden romantic interest, isolation tactics, and unexplained financial changes. Families can challenge marriages by proving lack of mental capacity through expert evidence.
Understanding Predatory Marriage and Its Growing Impact on Elderly Albertans
As Alberta’s population ages and cognitive conditions like dementia become more prevalent, predatory marriage has emerged as a serious form of financial exploitation targeting vulnerable elderly individuals.
You’ll find these marriages involve someone with reduced mental capacity marrying a person motivated primarily by financial gain. The predatory spouse often gains control through various methods – they’ll change wills, obtain power of attorney, or establish life estate interests.
What makes this particularly concerning is that marriage in Alberta automatically revokes any pre-existing will, potentially disinheriting original beneficiaries. The vulnerable spouse typically depends on their predator for daily care, creating a power imbalance that facilitates exploitation.
Recent court cases like Devor-Thompson v. Poulin show that families are increasingly challenging these unions, though the legal burden remains significant.
Legal Capacity Requirements for Marriage in Alberta
When determining whether someone can legally marry in Alberta, the courts apply a surprisingly low threshold for mental capacity. You don’t need to understand complex financial implications or estate consequences.
According to the 1929 case Chertkow v. Feinstein, you only need to grasp marriage’s basic nature and its fundamental responsibilities.
Basic understanding of marriage’s nature and fundamental responsibilities suffices for legal capacity
This minimal standard creates vulnerability. While you must prove different capacity levels for various decisions like making wills or gifting assets, marriage requires the least.
If you’re challenging a marriage based on incapacity, you’ll carry the burden of proof and typically need expert evidence. The court won’t simply accept claims of diminished capacity.
However, if you successfully prove someone lacked even this basic understanding, the marriage becomes void from the beginning, as if it never existed.
How Marriage Affects Existing Wills and Estate Planning
The low capacity threshold for marriage carries significant consequences for your estate planning. When you marry, your existing will becomes automatically revoked in most Canadian provinces, including historically in Alberta. This means your previous beneficiaries lose their inheritance rights, and your new spouse gains access to your estate through intestacy laws.
While Alberta has now repealed the automatic revocation provision, marriages still dramatically affect estate distribution. Your spouse can claim under family property laws, dower rights, and dependent support provisions regardless of your will’s contents.
If you’re vulnerable to predatory marriage due to cognitive decline, these legal entitlements enable financial exploitation. Even with Alberta’s reforms, marriage creates powerful estate claims that override careful planning. You must update your will after marriage and consider protective measures if you’re at risk.
Warning Signs of Potential Predatory Marriage Situations
How can you recognize when a vulnerable family member might be at risk of predatory marriage? You should watch for several warning signs.
Live-in caregivers who suddenly express romantic interest in elderly clients raise immediate concerns. If your parents’ caregiver announces engagement plans, especially when your parent has cognitive decline, you need to act quickly.
Look for isolation tactics where the caregiver limits family visits or controls communication. Financial changes like new joint accounts, sudden property transfers, or requests to change wills signal danger.
You’ll notice personality changes in your loved one, including confusion about relationships or dependency on the caregiver for basic decisions.
When caregivers discourage medical assessments or refuse to discuss care arrangements with family, these behaviours indicate potential exploitation targeting your vulnerable family member.
Challenging a Marriage Based on Lack of Mental Capacity
If you discover a vulnerable family member has entered a questionable marriage, you’ll need to understand the legal grounds for challenging it based on mental incapacity.
In Alberta, you can challenge a marriage if the person lacked mental capacity to understand marriage’s nature and responsibilities. The test for marital capacity is relatively low—the person must comprehend they’re entering a lifelong union with mutual obligations.
If you prove they couldn’t grasp these basic concepts due to dementia, cognitive impairment, or mental illness, the court can declare the marriage void from the beginning.
You’ll bear the burden of proof, typically requiring expert medical evidence about their mental state at the time of marriage. Courts examine whether the person understood the contract’s essence, not its detailed consequences.
Alberta’s Legal Framework Compared to Other Canadian Provinces
Alberta stands out among Canadian provinces for taking progressive steps to protect vulnerable individuals from predatory marriage’s impact on estate planning.
You’ll find Alberta, alongside British Columbia and Saskatchewan, has repealed the law that automatically revokes wills upon marriage. This change offers significant protection against predators who’d otherwise gain immediate access to estates through marriage.
In contrast, if you’re in Ontario, your existing will becomes invalid when you marry, though Bill 245 aims to change this.
Quebec never adopted this provision, maintaining consistent estate protections. These provincial differences create varying vulnerability levels across Canada.
While Alberta’s framework provides stronger safeguards, you should understand that marriage still grants spousal rights under the Family Property Act and other legislation, making early intervention essential regardless of your province.
Protecting Vulnerable Individuals Through Capacity Assessments
When you’re concerned about a loved one’s vulnerability to predatory marriage, formal capacity assessments serve as your strongest protective tool.
These assessments, conducted by qualified professionals, evaluate an individual’s ability to understand marriage’s nature and consequences. You’ll need expert evidence since capacity exists on a spectrum rather than being simply present or absent.
Different decisions require varying capacity levels, so someone might understand daily choices but lack the capacity for complex legal decisions like marriage. Courts recognize that marriage requires relatively low capacity, making assessments essential for protection.
The assessment process examines cognitive function, comprehension of marriage responsibilities, and decision-making abilities.
If you suspect exploitation, seek legal advice immediately. Early intervention through proper capacity documentation can prevent predatory marriages before they occur, protecting your loved one’s assets and autonomy.
Legal Remedies and Options for Families Facing Predatory Marriage
Families discovering a predatory marriage face several legal avenues to protect their vulnerable loved one’s interests and estate. You can challenge the marriage’s validity by proving your loved one lacked mental capacity to understand marriage’s nature and responsibilities. If successful, the court will declare the marriage void from the beginning, eliminating the predatory spouse’s inheritance rights.
You’ll need expert evidence to demonstrate lack of capacity, as courts presume capacity exists. Consider seeking formal capacity assessments for vulnerable family members before problems arise.
When exploitation occurs through property transfers or misuse of Power of Attorney, you can pursue legal action to recover assets. Early intervention is essential – contact an experienced estate professional immediately upon discovering suspicious circumstances. They’ll guide you through available remedies under Alberta’s Family Property Act and estate laws.

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Lauren Eckstein
WILLS and ESTATES LAWYER
Lauren has focused her practice on Wills and Estates, including Adult Guardianship and Trusteeship matters. She offers comprehensive legal services in trust and estate planning, estate administration, and estate litigation.
